The Collaborative International Dictionary of English v.0.48:

Lance \Lance\ (l[a^]ns), n. [OE. lance, F. lance, fr. L. lancea;
   cf. Gr. lo`gchh. Cf. Launch.]
   1. A weapon of war, consisting of a long shaft or handle and
      a steel blade or head; a spear carried by horsemen, and
      often decorated with a small flag; also, a spear or
      harpoon used by whalers and fishermen.
      [1913 Webster]

            A braver soldier never couched lance. --Shak.
      [1913 Webster]

   2. A soldier armed with a lance; a lancer.
      [1913 Webster]

   3. (Founding) A small iron rod which suspends the core of the
      mold in casting a shell.
      [1913 Webster]

   4. (Mil.) An instrument which conveys the charge of a piece
      of ordnance and forces it home.
      [1913 Webster]

   5. (Pyrotech.) One of the small paper cases filled with
      combustible composition, which mark the outlines of a
      figure.
      [1913 Webster]

   6. (Med.) A lancet.
      [PJC]

   Free lance, in the Middle Ages, and subsequently, a knight
      or roving soldier, who was free to engage for any state or
      commander that purchased his services; hence, a person who
      assails institutions or opinions on his own responsibility
      without regard to party lines or deference to authority.
      See also freelance, n. and a., and freelancer.

   Lance bucket (Cavalry), a socket attached to a saddle or
      stirrup strap, in which to rest the but of a lance.

   Lance corporal, same as Lancepesade.

   Lance knight, a lansquenet. --B. Jonson.

   Lance snake (Zool.), the fer-de-lance.

   Stink-fire lance (Mil.), a kind of fuse filled with a
      composition which burns with a suffocating odor; -- used
      in the counter operations of miners.

   To break a lance, to engage in a tilt or contest.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Lance \Lance\, v. t. [imp. & p. p. Lanced; p. pr. & vb. n.
   Lancing.]
   1. To pierce with a lance, or with any similar weapon.
      [1913 Webster]

            Seized the due victim, and with fury lanced
            Her back.                             --Dryden.
      [1913 Webster]

   2. To open with a lancet; to pierce; as, to lance a vein or
      an abscess.
      [1913 Webster]

   3. To throw in the manner of a lance. See Lanch.
      [1913 Webster]

WordNet (r) 3.0 (2006):

lance
    n 1: a long pointed rod used as a tool or weapon [syn: spear,
         lance, shaft]
    2: an implement with a shaft and barbed point used for catching
       fish [syn: spear, gig, fizgig, fishgig, lance]
    3: a surgical knife with a pointed double-edged blade; used for
       punctures and small incisions [syn: lancet, lance]
    v 1: move quickly, as if by cutting one's way; "Planes lanced
         towards the shore"
    2: pierce with a lance, as in a knights' fight
    3: open by piercing with a lancet; "lance a boil"

Moby Thesaurus II by Grady Ward, 1.0:

119 Moby Thesaurus words for "lance":
   amputate, assegai, auger, ax, bayonet, bisect, bite, bore, bowl,
   broach, butcher, carve, cast, catapult, chop, chuck, chunk, cleave,
   countersink, cut, cut away, cut in two, cut off, dagger, dart,
   dash, dichotomize, dirk, dissever, drill, empierce, excise, fire,
   fissure, fix, fling, flip, fork, gash, gore, gouge, gouge out,
   hack, halve, heave, hew, hole, honeycomb, hurl, hurtle, impale,
   incise, javelin, jerk, jigsaw, knife, lancet, launch, let fly, lob,
   needle, open, pare, pass, peg, pelt, penetrate, perforate, pierce,
   pike, pink, pitch, pitchfork, plunge in, poniard, prick, prune,
   punch, puncture, put, put the shot, ream, ream out, rend, riddle,
   rive, run through, saber, saw, scissor, serve, sever, shy, skewer,
   slash, slice, sling, slit, snap, snip, spear, spike, spit, split,
   stab, stick, stiletto, sunder, sword, tap, tear, throw, tilt, toss,
   transfix, transpierce, trepan, trephine, whittle



V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

LANCE
       LAN Controller for Ethernet (LAN)


The Free On-line Dictionary of Computing (30 December 2018):

LANCE

   Local Area Network Controller for Ethernet.

   The alternative name for the Am7990 integrated circuit used
   in a Filtabyte Ethernet controller card.

   (1995-02-15)